Climate Insights for Atherley
Simcoe County, Ontario, Canada
Climate Overview
The climate in Atherley is cool. The average annual temperature is 8°C and approximately 1,047 mm of precipitation falls per year. Atherley receives a notable amount of rainfall throughout the year, including during its driest month. Atherley is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to -10°C. Snowfall occurs from January to December, with around 197cm accumulating over the season.The climate in Atherley is cool. The average annual temperature is 46°F and approximately 41.2 in of precipitation falls per year. Atherley receives a notable amount of rainfall throughout the year, including during its driest month. Atherley is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to 14°F. Snowfall occurs from January to December, with around 78in accumulating over the season.
Temperature
Atherley has a wide annual temperature range, spanning 36°C from the coldest to warmest months. The warmest month is July, when average highs reach 26°C and the mean temperature sits around 21°C. The coldest month is January, when overnight lows fall to -10°C and the daily average is -7°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between April and May, with a 8°C shift in average temperatures.Atherley has a wide annual temperature range, spanning 65°F from the coldest to warmest months. The warmest month is July, when average highs reach 79°F and the mean temperature sits around 70°F. The coldest month is January, when overnight lows fall to 14°F and the daily average is 20°F. On average, daily temperatures fluctuate by about 15°F between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 14°F shift in average temperatures.
Precipitation
Atherley is a moderately rainy area, receiving approximately 1,047 mm of precipitation annually, which averages out to around 87 mm per month. The wettest month is August, averaging 106 mm of rainfall. April and July also tend to see above-average precipitation. The driest month is February, with just 70 mm. That's 36 mm less than August, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 197cm accumulating over the season. December typically sees the most snow at around 48cm.Atherley is a moderately rainy area, receiving approximately 41.2 in of precipitation annually, which averages out to around 3.4 in per month. The wettest month is August, averaging 4.2 in of rainfall. April and July also tend to see above-average precipitation. The driest month is February, with just 2.8 in. That's 1.4 in less than August, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Snowfall is a regular feature from January to December, with around 78in accumulating over the season. December typically sees the most snow at around 19in.
Wind
Atherley is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 14km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 14km/h in winter, 13km/h in spring, 11km/h in summer, 13km/h in autumn.Atherley is moderately windy, with an average annual wind speed of 8mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is March, averaging 9mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in August, with average winds dropping to 6mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3mph between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 8mph in winter, 8mph in spring, 7mph in summer, 8mph in autumn.
Best Time to Visit
The best time to visit Atherley is during June, July and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 90 mm per month. By contrast, January can be quite cold with temperatures dropping to -10°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.The best time to visit Atherley is during June, July and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 65°F with modest rainfall averaging 3.5 in per month. By contrast, January can be quite cold with temperatures dropping to 14°F. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.
Monthly Climate Data
The table below shows monthly climate averages for Atherley based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Atherley based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in inches (in) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.